42544698 has 32 divisors (see below), whose sum is σ = 98164224. Its totient is φ = 12040752.

The previous prime is 42544681. The next prime is 42544763. The reversal of 42544698 is 89644524.

It is a super-2 number, since 2×42544698² = 3620102655822408, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 240 + ... + 9227.

It is an arithmetic number, because the mean of its divisors is an integer number (3067632).

Almost surely, 2^42544698 is an apocalyptic number.

42544698 is an abundant number, since it is smaller than the sum of its proper divisors (55619526).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42544698 is a wasteful number, since it uses less digits than its factorization.

42544698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9586.

The product of its digits is 276480, while the sum is 42.

The square root of 42544698 is about 6522.6296844141. The cubic root of 42544698 is about 349.0989010979.

The spelling of 42544698 in words is "forty-two million, five hundred forty-four thousand, six hundred ninety-eight".